.back_page_top {
    width: 43px;
    height: 43px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0px 30px 80px 0px rgba(0, 0, 0, 0.16);
    border-radius: 50%;
    position: fixed;
    right: 16px;
    z-index: 9999;

    img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}